A copy of a letter from H.C. Minnett, Project Manager, Anglo-Australian Telescope, to K.N. Jones, 23 January 1970, regarding the Macdonald, Wagner and Priddle estimates for the building and dome and possible cast savings; and a copy of a letter from J.F. Hosie to R. Woolley, 2 February 1970, stating that the United Kingdom members of the A.A.T. Joint Policy Committee will not go out to tender on the basis of the present drawing, and describing his request to K.N. Jones that the matter be fully discussed at the next Joint Policy Committee meeting on 23 March.